Write a python program of 3 numeric values such that var1=100,var2=350 and var3=80 and find the greatest value : for example if var1 is greater than var2 then it check if var1 is also greater than var3. 写一段程序判断三个数里哪个数最大,然后打印最大的那个数。 比如说, var1,var2,var3=100,350,80 打印结果是:"The greatest number is 350"